-
Notifications
You must be signed in to change notification settings - Fork 99
/
base_data_range.py
37 lines (26 loc) · 1.09 KB
/
base_data_range.py
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
"""
Defines the BaseDataRange class.
"""
# Local relative imports
from abstract_data_range import AbstractDataRange
class BaseDataRange(AbstractDataRange):
""" Ranges represent sub-regions of data space.
They support "autoscaling" by querying their associated data sources.
"""
#------------------------------------------------------------------------
# Public methods
#------------------------------------------------------------------------
def __init__(self, *datasources, **kwtraits):
super(AbstractDataRange, self).__init__(**kwtraits)
if len(datasources) > 0:
self.sources.extend(datasources)
def add(self, *datasources):
""" Convenience method to add a data source. """
for datasource in datasources:
if datasource not in self.sources:
self.sources.append(datasource)
def remove(self, *datasources):
""" Convenience method to remove a data source. """
for datasource in datasources:
if datasource in self.sources:
self.sources.remove(datasource)